#include <stdio.h>


int main(int argc, char *argv[])
{

        int count=9,i;//定义变量
   
        for (size_t i = 0; i < count; i++)
        {
                   
                    if(i==4){
                        break; //跳出for循环
                    }
                     printf("i=%d\n", i); 
        }
     printf("i=%d\n", count); 
        return 0;
}
